The last version of the GR2M model was developed by Mouelhi (2003).

The scheme of the GR2M model is presented below.


  • Evaporation = Evaporation
  • Réservoir de production = Production store
  • Réservoir de routage = Routing store
  • Extérieur du bassin = Outside the catchment

The functioning of the GR2M model is detailed here.

To know more: check our publications.